JLG 1500SJ Service Manual - Manual (Page 254)

SECTION 4 - BOOM & PLATFORM
4-8 – JLG Lift – 3121262
Jib Lock Pin override is accessible in Access Level 1.
Using the Left and Right arrow keys until the
screen shown below is reached.
Press ENTER , the screen should read:
To enable the override mode 58237 must be entered as
the code. When the code is entered, the screen will show: